#//@reference Agile Web Development with Rails (4th Edition) (Whitney, Clare x11106131)

class OrdersController < ApplicationController
  # GET /orders
  # GET /orders.json
  def index

    @orders = Order.all

    respond_to do |format|
      format.html # index.html.erb
      format.json { render :json => @orders }
    end
  end

  # GET /orders/1
  # GET /orders/1.json
  def show
    @cart = current_cart
    @order = Order.find(params[:id])

    respond_to do |format|
      format.html # show.html.erb
      format.json { render :json => @order }
    end
  end

  # GET /orders/new
  # GET /orders/new.json

  def new
    @cart = current_cart
    if @cart.line_items.empty?
      redirect_to store_url, :notice => "Your cart is empty"
      return
    end

    @order = Order.new

    respond_to do |format|
      format.html # new.html.erb
      format.json { render :json => @order }
    end
  end

  # GET /orders/1/edit
  def edit
    @order = Order.find(params[:id])
  end

  # POST /orders
  # POST /orders.json
  def create
    @cart = current_cart
    @order = Order.new(params[:order])
    @order.user_id = current_user.id
    @order.add_line_items_from_cart(current_cart)

    respond_to do |format|
      if @order.save
        Cart.destroy(session[:cart_id])
        session[:cart_id] = nil
        format.html {redirect_to(products_url, :notice =>
        'Thank you for your order. ') }
        format.html { redirect_to @order, :notice => 'Order was successfully created.' }
        format.json { render :json => @order, :status => :created, :location => @order }
      else
        format.html { render :action => "new" }
        format.json { render :json => @order.errors, :status => :unprocessable_entity }
      end
    end
  end

  # PUT /orders/1
  # PUT /orders/1.json
  def update
    @order = Order.find(params[:id])

    respond_to do |format|
      if @order.update_attributes(params[:order])
        format.html { redirect_to @order, :notice => 'Order was successfully updated.' }
        format.json { head :ok }
      else
        format.html { render :action => "edit" }
        format.json { render :json => @order.errors, :status => :unprocessable_entity }
      end
    end
  end

  # DELETE /orders/1
  # DELETE /orders/1.json
  def destroy
    @order = Order.find(params[:id])
    @order.destroy

    respond_to do |format|
      format.html { redirect_to orders_url }
      format.json { head :ok }
    end
  end
end
